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Eaton MDLB3450 - Molded Case Breaker 450A 600V 3-Pole

Cutler Hammer
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Eaton MDLB3450 is a three-pole molded case circuit breaker from the Series C family, designed to provide long-time and instantaneous (LI) protection against overloads and short circuits in industrial power distribution systems. It is rated for 450A continuous current at up to 600V AC, with a high interrupting capacity of 50kA at 480V, and utilizes thermal-magnetic trip technology within an M Frame construction. The unit weighs 34 lb, features a feed-thru connection configuration, and is built for three-phase operation, ensuring robust performance in demanding environments. This breaker complies with applicable industry standards for molded case circuit breakers, making it suitable for use in switchboards, panelboards, and motor control centers where reliable overcurrent protection is critical.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Series C, M Frame
  • Voltage Rating: 600V AC
  • Current Rating: 450A
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic, LI (Long-Time and Instantaneous)
  • AIC Rating: 50kA@480V
  • Connection: Feed-Thru
  • Weight: 34 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: MDLB


Product Identification
  • UPC: Not available
  • GTIN: Not available